| Amersham to Port Chester (New York) | 3,411.73 mi (5,490.65 km) |
| Amersham to Port Hueneme (California) | 5,441.80 mi (8,757.73 km) |
| Amersham to Port Huron (Michigan) | 3,674.45 mi (5,913.46 km) |
| Amersham to Port Lavaca (Texas) | 4,934.63 mi (7,941.52 km) |
| Amersham to Port Neches (Texas) | 4,757.70 mi (7,656.78 km) |
| Amersham to Port Orange (Florida) | 4,272.90 mi (6,876.57 km) |
| Amersham to Port Orchard (Washington) | 4,776.31 mi (7,686.72 km) |
| Amersham to Port Royal (South Carolina) | 4,100.10 mi (6,598.48 km) |
| Amersham to Port Salerno (Florida) | 4,336.44 mi (6,978.82 km) |
| Amersham to Port St. John (Florida) | 4,295.94 mi (6,913.64 km) |
| Amersham to Port St. Lucie (Florida) | 4,338.12 mi (6,981.53 km) |
| Amersham to Port Washington (New York) | 3,419.77 mi (5,503.59 km) |
| Amersham to Port Washington (Wisconsin) | 3,864.16 mi (6,218.77 km) |
| Amersham to Port Wentworth (Georgia) | 4,128.48 mi (6,644.15 km) |
| Amersham to Portage (Indiana) | 3,920.46 mi (6,309.38 km) |
